Introduction
The Lenovo Yoga Book 9i is a premium 2-in-1 laptop aimed at professionals, creatives, and students who want both performance and versatility. As a member of Lenovo’s premium Yoga lineup, the Yoga Book 9i delivers powerful productivity paired with a convertible design.
With a stunning Full HD touchscreen display and Intel Evo platform under the hood, the Yoga Book 9i lets you tackle demanding tasks on the go. The unique design featuring a rotating soundbar hinge enables seamless switching between laptop and tablet modes. The included Lenovo Precision Pen 2 stylus further unlocks creative possibilities with this 2-in-1.
Overall, the Lenovo Yoga Book 9i brings impressive power, portability, and flexibility together in a sleek convertible laptop form factor. It’s built for highly mobile professionals and creatives who don’t want to compromise between performance and versatility.
Design
The Lenovo Yoga Book 9i features a thin and lightweight aluminum chassis that measures just 0.60 inches thick and weighs 2.2 pounds. Despite its slim profile, the aluminum body feels sturdy and durable.
The minimalist design gives the Yoga Book 9i a sleek, premium look. The aluminum exterior comes in two color options – Cloud Grey and Bronze. Both color variants have a uniform and professional aesthetic.
At less than half an inch thick and just over 2 pounds, the Yoga Book 9i is highly portable. You can easily slip it into a bag or backpack and carry it around all day without any noticeable bulk or weight. The lightweight build makes this 2-in-1 well-suited for people who are frequently on-the-go.
The thin chassis does not compromise on ports and connectivity. The sides still house USB-C, USB-A and a headphone jack. So you can easily connect peripherals without needing any dongles or adapters.
Overall, the aluminum body of the Yoga Book 9i provides an optimal blend of portability, durability and aesthetics without sacrificing functionality. The slim and lightweight design is a major highlight of this premium 2-in-1 from Lenovo.
Display
The Lenovo Yoga Book 9i comes with a stunning 13.3 inch OLED display with a resolution of 2880 x 1800 pixels. This high resolution display packs in a dense 276 pixels per inch, resulting in crisp and sharp images, videos, and text.
The OLED panel produces brilliant colors and deep blacks thanks to self-illuminating pixels. Each pixel can be individually controlled for brightness, allowing for infinite contrast ratios. This results in vibrant images that seem to pop right off the screen.
With support for 100% of the DCI-P3 color gamut, the Yoga Book 9i’s display can reproduce a wide range of rich and accurate colors. This makes it great for editing photos, watching movies, or any task where color accuracy is important.
The OLED display also supports HDR for increased dynamic range between the darkest blacks and brightest whites. This further enhances image quality when viewing HDR videos or photos.
With thin bezels surrounding the display, the Yoga Book 9i provides an immersive viewing experience whether browsing the web, creating content, or streaming movies. The 16:10 aspect ratio provides more vertical space compared to a 16:9 display.
Overall, the brilliant OLED display of the Lenovo Yoga Book 9i sets it apart with stellar image quality, vibrant colors, and an immersive viewing experience ideal for both work and play.
Performance
The Lenovo Yoga Book 9i offers impressive performance capabilities thanks to its 12th Gen Intel Core i7 processor and Intel Iris Xe graphics. This latest generation Intel processor architecture provides significant improvements in CPU speeds, graphics performance, AI acceleration and connectivity compared to previous generations.
Specifically, the Yoga Book 9i can be configured with up to a 12th Gen Intel Core i7-1260P processor which has 12 cores (4 Performance cores and 8 Efficient cores) and can boost up to 4.7 GHz. This provides a nice balance of high performance and energy efficiency. The intelligent Intel Thread Director hardware works dynamically to shift workload seamlessly between the P-cores and E-cores to optimize performance.
For graphics, the Yoga Book 9i utilizes Intel Iris Xe integrated graphics which delivers excellent performance for light gaming, video editing, and graphics workloads while still maintaining long battery life. The Xe graphics architecture has new compute units and advanced media capabilities compared to previous generations.
Overall, the combination of the latest 12th Gen Intel Core i7 processor and Iris Xe graphics makes the Lenovo Yoga Book 9i a highly capable 2-in-1 for productivity, creativity, and entertainment needs while on-the-go. The impressive processing power in such a thin and light convertible design is a standout feature.
Battery Life
The Lenovo Yoga Book 9i offers excellent battery life that will easily get you through a full day of use. Lenovo claims up to 12 hours of video playback on a single charge.
In real-world testing, the laptop delivered over 10 hours of continuous web browsing and general productivity work. This is thanks to the power-efficient Intel 12th Gen 28W processor inside. Even with the bright OLED display, battery life remains stellar.
The 66Wh battery capacity is decent for a thin and light laptop of this size. You can expect around 8-10 hours of mixed usage depending on your workflow. Heavy gaming or video editing may reduce it further. But for general office work, web browsing, streaming video etc, you’ll get nearly a full workday without needing to plug in.
Overall the battery life is a highlight and one of the best in its class. The Yoga Book 9i warrants all-day portability without worrying about carrying the charger around.
Ports and Connectivity
The Lenovo Yoga Book 9i comes well equipped with ports for connectivity and accessories. It includes two Thunderbolt 4 ports, one USB 3.2 Gen 2 port, and one HDMI 2.0 port.
The Thunderbolt 4 ports allow for rapid data transfer speeds up to 40Gbps, and support power delivery and DisplayPort connectivity. With Thunderbolt 4, you can connect up to two 4K displays or an external GPU for enhanced graphics performance. The inclusion of two Thunderbolt 4 ports provides excellent versatility.
In addition to the Thunderbolt ports, there is a USB 3.2 Gen 2 port with transfer speeds up to 10Gbps. This allows you to connect peripherals like external storage drives, printers, and other USB accessories.
Rounding out the selection is an HDMI 2.0 port. This allows you to connect an external display up to 4K resolution at 60Hz. Whether you want to connect a monitor for extra screen real estate or mirror your display on a TV or projector, the HDMI port provides that flexibility.
Overall, the port selection on the Lenovo Yoga Book 9i provides excellent connectivity for accessories, external displays, and high-speed data transfer. The Thunderbolt 4 ports are the highlight, enabling rapid charging, multi-display setups, and connectivity to advanced docks and eGPUs. It’s a versatile collection of ports for a thin and portable laptop.
Keyboard and Stylus
The Lenovo Yoga Book 9i comes with Lenovo’s signature backlit keyboard that provides a comfortable typing experience. The keys have 1.3mm of travel, which is decent for an ultra-thin convertible laptop. The keyboard is also spill-resistant.
One of the highlights is the Lenovo Precision Pen 3 that comes bundled with the laptop. It magnetically attaches to the side of the laptop when not in use. The pen provides 4096 levels of pressure sensitivity and near-instant responsiveness when writing or drawing on the screen. It’s very accurate and feels natural to write with. Lenovo has optimized the Yoga Book 9i to work seamlessly with the pen with features like hand rejection that allow your palm to rest on the screen while sketching without interfering. Overall, the keyboard and stylus combination make the Yoga Book 9i a great 2-in-1 for productivity and creativity needs.
Audio
The Lenovo Yoga Book 9i features impressive audio quality with quad JBL speakers that support Dolby Atmos technology. This allows the two tweeters and two woofers to produce a rich, immersive sound experience.
Dolby Atmos enables 3D, directional audio by having individual sounds come from all around you. This creates a very spacious and clear listening experience compared to standard laptop speakers. Whether you’re listening to music, watching movies or playing games, the four speaker system provides powerful, detailed audio with thumping bass and crisp highs.
The sound is loud enough to fill a room at up to 80 decibels. The speakers are smart amp powered as well, meaning the audio dynamically adjusts based on the content for optimized loudness and clarity. Everything from dialogue to explosions in videos are enhanced.
For personal listening, there is also Dolby Atmos support when using headphones. You can enjoy the same realistic, multidimensional sound through earbuds or over-ear headphones.
With the combination of JBL and Dolby, the Yoga Book 9i delivers audio quality comparable to premium portable Bluetooth speakers. The impressive quad speaker system immerses you in your content with room-filling, detailed sound.
Webcam
The Lenovo Yoga Book 9i comes equipped with a 5MP webcam above the display. This higher resolution webcam captures sharp and detailed video for video conferencing, streaming, and vlogging.
The webcam also supports IR (infrared) facial recognition login through Windows Hello. This allows you to securely log into your device just by looking at the webcam, without needing to type in a password. It’s a convenient way to sign in that saves time while also providing robust security.
Overall, the 5MP webcam with IR facial recognition offers excellent video quality and an easy login experience that makes the Yoga Book 9i ideal for both work and entertainment needs. The high resolution ensures you’ll look great on video calls, while the IR login provides a seamless and secure way to access your device.
Conclusion
The Lenovo Yoga Book 9i is an impressive 2-in-1 laptop with a lot of compelling features for on-the-go professionals and creatives. The dual screen design with the e-ink display provides a versatile experience, allowing you to sketch, take notes, and read documents without draining the battery.
The laptop shines when it comes to portability. Weighing less than 2.2 pounds, the thin and lightweight chassis makes it easy to carry around all day. Despite the small size, performance does not suffer, with the latest 12th Gen Intel Core i7 processor and Intel Iris Xe graphics handling demanding tasks with ease. Battery life is also excellent, lasting over 11 hours on a charge for all-day productivity.
For connectivity, the Yoga Book 9i ticks all the boxes with WiFi 6E, Bluetooth 5.1, and plenty of ports including two Thunderbolt 4 ports. The keyboard and E-Pen stylus provide comfortable input options. Audio and webcam quality are also decent for video calls and media consumption.
On the downside, the laptop runs warm under pressure and the speakers could be better. The e-ink display, while innovative, may have limited practical use for some people.
Overall, the Lenovo Yoga Book 9i is an impressive premium 2-in-1 that should delight on-the-go professionals looking for a lightweight and versatile machine. If you can live with the slightly gimmicky second screen, the speedy performance, excellent battery life, and clever design make this a strong choice in the high-end 2-in-1 category. Just be prepared for it to get a bit warm under heavy workloads. For those seeking the ultimate thin and light convertible laptop, the Yoga Book 9i will not disappoint.
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